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Can return outside of catch in java be executed?

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Release: 2024-05-01 18:30:26
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In Java, the execution of the return statement outside the catch block depends on whether the catch block is executed: when the catch block is executed, the external return statement will not be executed, and the program continues to execute the code after the catch block. When the catch block is not executed, the outer return statement is executed, and the program continues to execute the code after the return statement.

Can return outside of catch in java be executed?

Execution of the return statement outside the catch block in Java

In Java, whether the return statement outside the catch block is The execution depends on whether the catch block is executed.

When the catch block is executed

  • If the try block throws an exception, the catch block will be executed.
  • After the catch block is executed, the return statement outside the catch block will not be executed.
  • The program will continue to execute the code after the catch block.

When the catch block is not executed

  • If the try block does not throw an exception, the catch block will not be executed.
  • The return statement outside the catch block will be executed.
  • The program will continue to execute the code after the return statement.

Example

<code class="java">try {
    // 代码块
} catch (Exception e) {
    // 异常处理代码
    return; // 异常被处理,catch 块外部的 return 语句无法执行
}
return; // 异常未抛出,catch 块外部的 return 语句执行</code>
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Conclusion

In Java, whether the return statement outside the catch block can be executed with Whether the catch block is executed or not. If the catch block executes, the outer return statement does not execute; otherwise, the outer return statement does.

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